Where is the mistake?

Question

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SoloLearn
{
class Program
{
static void Main(string[] args)
{
double pi = 3.14;
double radius = ConsoleReadLine();

double square = pi * radius**2;

Console.WriteLine(square);

//ваш код

}
}
}

Answer 1

Use radius*radius instead of radius**2. The operator ** is a pointer dereference. There is no exponent operator in C#.